πŸ“Š Manufacturing Technology
Q. Which of the following chemical compound, is the most common flux added to the charge in a cupola furnace?
  • (A) coke
  • (B) methane
  • (C) carbon dioxide
  • (D) limestone
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βœ… Correct Answer: (D) limestone

Explanation: limestone (caco3) is used as flux in cupola furnace in a proportion of about 2-4% of the metal charge.


Explanation by: Mr. Dubey
limestone (caco3) is used as flux in cupola furnace in a proportion of about 2-4% of the metal charge.

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